Principal Software Engineer, Traffic Engineering

Amazon Compute Technologies (ACT) - Seattle, WA, USA

Posted on 06 Nov, 2025

About Company

Amazon Compute Technologies (ACT) builds managed compute and networking solutions, supporting Amazon software engineers with secure, highly available, and scalable platforms.

About Team

ACT focuses on service mesh architecture, centralized traffic management, and SOA policy implementation, enabling Amazon Retail developers to build productive, secure, and reliable services.

About Role

As a Principal Software Engineer, you will take ownership of in-house service mesh architecture, building scalable abstractions for load balancing, routing, traffic shaping, serialization, and caching to support Amazon's critical business processes.

Key Responsibilities

  • Design and implement in-house service mesh architecture for centralized traffic management.
  • Build and operate large-scale systems in multi-tiered, distributed environments.
  • Ensure consistency with Amazon best practices for SOA, security, and reliability.
  • Collaborate with teams across Amazon to enhance developer productivity and system performance.

Requirements

  • 10+ years non-internship professional software development experience.
  • Knowledge of object-oriented design, data structures, and algorithms.

Preferred Qualifications

  • Experience designing and building large-scale systems in multi-tiered, distributed environments (Service Oriented Architecture).

Salary Range

$180,100 to $311,200 per year based on location

Employment Type

Full-time

Department

Traffic Engineering

Posted On

2025-11-06

Updated On

2025-11-06

Job Overview

  • Category: Private Jobs
  • Experience: 10+ years
  • Qualification: Bachelor’s degree in Computer Science or equivalent
  • Location: Seattle, WA, USA
  • Type: Permanent
  • Apply By: Open Until Filled

Ready to Apply?

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FAQ – Principal Software Engineer, Traffic Engineering

Frequently asked questions about this job opportunity.

  • ACT builds managed compute and networking solutions to empower Amazon engineers with secure, scalable, and highly available platforms.

  • Ownership of service mesh architecture, traffic management, load balancing, routing, serialization, caching, and building scalable abstractions to support Amazon Retail developers.

  • 10+ years of professional software development experience with knowledge of object-oriented design, data structures, and algorithms.

  • Seattle, WA, USA.

  • Base pay ranges from $180,100 to $311,200 per year depending on location, with additional equity and benefits.